This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 19 January 2016 |
| Upload Date | 12 January 2016 |
| File Name | iPad4,4_9.2.1_13D15_Restore.ipsw |
| File Size | 1.79 GB |
| SHA256sum | ef2685b298f7b3e83db1cb4707832f096ef53b99839c73e9c133ce7014cce085 |
| MD5sum | 110de8d22a1ff238384f9cbaf3c6b492 |
| SHA1sum | 7892ced5cc2b101f3dfa14cf74033828922948a0 |
| Identifier | iPad4,4 |
cd ~/Downloads.idevicerestore -e iPad4,4_9.2.1_13D15_Restore.ipsw and press Enter.